Salaries in Delaware.
1 metro area. 3445 roles.
Average cost-of-living index: 1.02x national average. Last updated April 2026.
1 city tracked3445 roles
Highest Paying
$368,000
Technical Fellow
Median Role
$313,000
Chief Data & AI Officer
Entry Level
$307,000
Principal Quantitative Analyst
Salary data sourced from Bureau of Labor Statistics Occupational Employment and Wage Statistics, H-1B Labor Condition Applications (DOL), state pay-transparency job postings, and community submissions. Ranges reflect 25th to 75th percentile for full-time positions. Cost-of-living adjustments use Bureau of Economic Analysis Regional Price Parities (2025 index). Last updated June 2026.
Delaware has 1 major metro area tracked in our salary database, with an average cost-of-living index of 1.02x the national average. The highest-paying role across the state is Technical Fellow at $368,000 in Wilmington. The median role pays $313,000.
Top 30 salaries in Delaware
| # | Role | Median | Top City | Range |
|---|
| 1 | Technical Fellow | $368,000 | Wilmington | $287,000 to $478,000 |
| 2 | Principal Quantitative Researcher | $364,000 | Wilmington | $284,000 to $473,000 |
| 3 | Senior VP of Product | $353,000 | Wilmington | $276,000 to $459,000 |
| 4 | Principal AI Research Scientist | $346,000 | Wilmington | $270,000 to $450,000 |
| 5 | Chief Security Officer | $343,000 | Wilmington | $267,000 to $446,000 |
| 6 | Principal AI Safety Engineer | $334,000 | Wilmington | $261,000 to $434,000 |
| 7 | Principal Quantitative Developer | $331,000 | Wilmington | $258,000 to $431,000 |
| 8 | Distinguished Engineer | $327,000 | Wilmington | $247,000 to $416,000 |
| 9 | Senior VP of Security | $326,000 | Wilmington | $255,000 to $424,000 |
| 10 | Principal AI Compiler Engineer | $321,000 | Wilmington | $251,000 to $418,000 |
| 11 | Principal Deep Learning Engineer | $318,000 | Wilmington | $248,000 to $414,000 |
| 12 | CTO | $318,000 | Wilmington | $248,000 to $414,000 |
| 13 | Principal AI Agent Architect | $317,000 | Wilmington | $248,000 to $412,000 |
| 14 | Principal Kernel Engineer | $316,000 | Wilmington | $246,000 to $411,000 |
| 15 | Chief Strategy Officer | $316,000 | Wilmington | $247,000 to $411,000 |
| 16 | Chief Data & AI Officer | $313,000 | Wilmington | $233,000 to $408,000 |
| 17 | Staff AI Research Scientist | $313,000 | Wilmington | $244,000 to $407,000 |
| 18 | Staff Quantitative Researcher | $313,000 | Wilmington | $244,000 to $407,000 |
| 19 | Chief Science Officer | $313,000 | Wilmington | $244,000 to $407,000 |
| 20 | SVP of Product | $313,000 | Wilmington | $244,000 to $407,000 |
| 21 | Principal Applied Scientist | $312,000 | Wilmington | $244,000 to $406,000 |
| 22 | Principal AI Agent Engineer | $312,000 | Wilmington | $244,000 to $406,000 |
| 23 | Principal Cryptographer | $312,000 | Wilmington | $244,000 to $406,000 |
| 24 | Principal LLM Engineer | $310,000 | Wilmington | $241,000 to $403,000 |
| 25 | SVP of Technology | $308,000 | Wilmington | $241,000 to $401,000 |
| 26 | Chief AI Officer | $307,000 | Wilmington | $228,000 to $396,000 |
| 27 | Principal Computer Vision Engineer | $307,000 | Wilmington | $239,000 to $399,000 |
| 28 | SVP of Engineering | $307,000 | Wilmington | $239,000 to $399,000 |
| 29 | Senior Head of Security | $307,000 | Wilmington | $240,000 to $399,000 |
| 30 | Principal Quantitative Analyst | $307,000 | Wilmington | $239,000 to $398,000 |
Tax considerations in Delaware
Delaware has a top income tax rate of 6.6% but no state sales tax. Wilmington has a city wage tax of 1.25%. The no sales tax benefit partially offsets the income tax burden.
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